Shop › CMART A0100 HSS STRAIGHT SHANK TWIST DRILLS 1/2 INCH CMART A0100 HSS STRAIGHT SHANK TWIST DRILLS 1/2 INCH ₱282.00 Unleash precision with CMART A0100 HSS Straight Shank Twist Drills 1/2 Inch. Engineered for durability and superior performance these high-speed steel drill bits are perfect for demanding tasks. Get yours today! Purchase Added! Unleash precision with CMART A0100 HSS Straight Shank Twist Drills 1/2 Inch. Engineered for durability and superior performance these high-speed steel drill bits are perfect for demanding tasks. Get yours today!